APA (7th ed.) Citation

Langley, B. C., Lewis, R. D., Simpson, C. E., & May, I. M. (1976). Agricultural oral history interview with B.C. Langley. [publisher not identified].

Chicago Style (17th ed.) Citation

Langley, B. C., R. D. Lewis, Charles E. Simpson, and Irvin M. May. Agricultural Oral History Interview with B.C. Langley. [Place of publication not identified]: [publisher not identified], 1976.

MLA (9th ed.) Citation

Langley, B. C., et al. Agricultural Oral History Interview with B.C. Langley. [publisher not identified], 1976.